Use read lock for scheduler_binder_cache GetDecisions

c8f18261 · Ted Yu · Ted Yu · 8d804ceb · c8f18261
Commit c8f18261 authored Jan 26, 2019 by Ted Yu Committed by Ted Yu Jan 26, 2019
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scheduler_binder_cache.go ...troller/volume/persistentvolume/scheduler_binder_cache.go +2 -2

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--- a/pkg/controller/volume/persistentvolume/scheduler_binder_cache.go
+++ b/pkg/controller/volume/persistentvolume/scheduler_binder_cache.go
@@ -74,8 +74,8 @@ func NewPodBindingCache() PodBindingCache {
 }

 func (c *podBindingCache) GetDecisions(pod *v1.Pod) nodeDecisions {
-	c.rwMutex.Lock()
-	defer c.rwMutex.Unlock()
+	c.rwMutex.RLock()
+	defer c.rwMutex.RUnlock()
 	podName := getPodName(pod)
 	decisions, ok := c.bindingDecisions[podName]
 	if !ok {